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Homework 6 Indexes and Trees Due 2 / 2 7 / 2 0 2 4 , Upload pdf to Canvas 2 0 pts Records with
Homework
Indexes and Trees
Due Upload pdf to Canvas
pts
Records with the following values in a given attribute are being indexed on that attribute. The index takes these
values in in this order:
XNR AXA ZS NY S OY QWH AHZ VD VPR UQ QUX QBP TC IYT NNX
IX
HHO
VA UI QXZ BWF DUN YC EM BWR
JL
WTY
YHX
OG
Consider a multilevel index with the above values, a B tree, that is wellconstructed for these values where
and a leaf node is on average, full. Use your drawing program to draw the tree and show the parts of
each node.
a How many nodes are in the B tree given the records listed below?
b What is the first value shown in the tree?
c How many levels does this B tree have?
d What is the order in which a B tree will be traversed?
e When I search for the record with the value VA how many block accesses will I make to reach the
record I need?
f At the node where you located the pointer to the record with how much had you reduced the
search space what percentage by using the B tree index?
Using the same values, consider a multilevel index, a tree, that is wellconstructed for these values where
internal leaf
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